across /əˈkrɔs/ I. prep. 1.横过，穿过(从一边到另一边)：walk across the bridge (street, road) 走到桥(大街，马路)的对面；swim across the river 游过河  2.在另一边：He lives across the street. 他住在街对面。‖II.adv. 1.横过，穿过：Come across and see me. 过来看我。 I got into the boat and rowed across. 我上了船划了过去。 2.宽，横：The stream is 6 feet across. 小溪宽6英尺。